Question

Which series of events led to World War I?
a. Austria-Hungary declared war on Serbia, Russia moved to support Serbia, and Germany declared war on Russia.
b. Austria took over Bosnia, Serbia declared war on Austria, and Germany declared war on Serbia.
c. Germany declared war on Serbia, Russia moved to support Serbia, and Great Britain declared war on Russia.
d. An Austrian-Hungarian nobleman was assassinated, Germany moved to support Austria, and Great Britain declared war on Germany.

Answer 1

I'm sure there's some math in there somewhere, but you'll get more help by clicking the "Find More Subjects" button at the top of the screen.

Answer 2

no one will help me in history, more people are in math too

Answer 3

its D